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34 lines
1.2 KiB
OpenSCAD
34 lines
1.2 KiB
OpenSCAD
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//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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//
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//! Simple tube or ring
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//
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include <../core.scad>
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module ring(or, ir) //! Create a ring with specified external and internal radii
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difference() {
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circle4n(or);
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circle4n(ir);
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}
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module tube(or, ir, h, center = true) //! Create a tube with specified external and internal radii and height ```h```
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linear_extrude(height = h, center = center, convexity = 5)
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ring(or, ir);
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